/Engine/Source/Runtime/Engine/Public/CanvasItem.h
In a method to make it simpler to do effects like shadow, outline
void DrawStringInternal_OfflineCache ( [FCanvas](API\Runtime\Engine\FCanvas) * InCanvas, const FVector2D & DrawPos, const [FLinearColor](API\Runtime\Core\Math\FLinearColor) & DrawColor, [TArrayView](API\Runtime\Core\Containers\TArrayView)< [FTextEffect](API\Runtime\Engine\FCanvasTextItemBase\FTextEffect) > TextEffects )